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Author Question: An analyst has a set of normally distributed internally scaled data resulting from two observations ... (Read 82 times)

bobbysung

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on: Jun 28, 2018
An analyst has a set of normally distributed internally scaled data resulting from two observations on the same sample of subjects, and he wishes to investigate if there is any difference in these two means. The appropriate statistical procedure is
 a. a z-test for difference in two means.
  b. analysis of variance (ANOVA).
  c. a paired samples t-test.
  d. a chi-square goodness-of-fit test.
  e. regression analysis.

Question 2

Increasing customer retention is important in increasing enterprise profitability.
 a. True
  b. False
 Indicate whether the statement is true or false


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Liddy

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Reply #1 on: Jun 28, 2018
Answer to Question 1

c

Answer to Question 2

True


bobbysung

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Reply #2 on: Jun 28, 2018
Correct answers!


Liddy

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Reply #3 on: Jun 28, 2018
Great! Please up vote :D


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